291230380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{449}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 723945600

約数和(自身を除く): 432715220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 113, 140, 164, 205, 226, 287, 410, 449, 452, 565, 574, 791, 820, 898, 1130, 1148, 1435, 1582, 1796, 2245, 2260, 2870, 3143, 3164, 3955, 4490, 4633, 5740, 6286, 7910, 8980, 9266, 12572, 15715, 15820, 18409, 18532, 23165, 31430, 32431, 36818, 46330, 50737, 62860, 64862, 73636, 92045, 92660, 101474, 128863, 129724, 162155, 184090, 202948, 253685, 257726, 324310, 355159, 368180, 507370, 515452, 644315, 648620, 710318, 1014740, 1288630, 1420636, 1775795, 2080217, 2577260, 3551590, 4160434, 7103180, 8320868, 10401085, 14561519, 20802170, 29123038, 41604340, 58246076, 72807595, 145615190, 291230380]

約数ペア:

[(1, 291230380), (2, 145615190), (4, 72807595), (5, 58246076), (7, 41604340), (10, 29123038), (14, 20802170), (20, 14561519), (28, 10401085), (35, 8320868), (41, 7103180), (70, 4160434), (82, 3551590), (113, 2577260), (140, 2080217), (164, 1775795), (205, 1420636), (226, 1288630), (287, 1014740), (410, 710318), (449, 648620), (452, 644315), (565, 515452), (574, 507370), (791, 368180), (820, 355159), (898, 324310), (1130, 257726), (1148, 253685), (1435, 202948), (1582, 184090), (1796, 162155), (2245, 129724), (2260, 128863), (2870, 101474), (3143, 92660), (3164, 92045), (3955, 73636), (4490, 64862), (4633, 62860), (5740, 50737), (6286, 46330), (7910, 36818), (8980, 32431), (9266, 31430), (12572, 23165), (15715, 18532), (15820, 18409)]